156523780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1118027}}^1$

素因数の和:1118043

約数の個数: 24

約数和(自身を含む): 375657408

約数和(自身を除く): 219133628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1118027, 2236054, 4472108, 5590135, 7826189, 11180270, 15652378, 22360540, 31304756, 39130945, 78261890, 156523780]

約数ペア:

[(1, 156523780), (2, 78261890), (4, 39130945), (5, 31304756), (7, 22360540), (10, 15652378), (14, 11180270), (20, 7826189), (28, 5590135), (35, 4472108), (70, 2236054), (140, 1118027)]